Daily Sunspot Evaluation
Observation Sheet Sunday, 31 August 2003
There is no typed record for this day. The values below were read by computer from the table on the sheet; when in doubt, see the drawing. Details →
- Number of groups (g)
- 5
- Number of spots (f)
- 20
- Relative number (R)
- 70
- Observer
- TG
- Reading
- all checks consistent
- File
- 20030831.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AX – 1 | 14 | 40W | 23 | 43W | - | 246 |
| 2 | AX – 1 | 9 | 41W | 24 | 44W | - | 243 |
| 3 | BXI – 11 | 20 | 03E | 340 | 00 | 6 | 247 |
| 4 | HS – 1 | -13 | 36W | 19 | 39W | ~2 | 240 |
| 5 | EAO – 6 | -16 | 42E | 301 | 39E | 15 | 248 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.